The results indicate that welding hot crack can be prevented effectively by synchronous rolling during welding.
研究结果表明,随焊碾压可有效地防止铝合金的焊接热裂纹.
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The influence of using intermediate layer on reducing hot crack surfacing welding was studied through experiment.
本文经过实验,从实践上和理论上研究了采用过渡层对减少其热裂纹的影响.
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